Headphones; Pedometers; Scales; Spectacles; Telescopes; Air analysis apparatus; Batteries, electric; Cabinets for loudspeakers; Cases for smartphones; Chargers for electric batteries; Computer peripheral devices; Connecting electrical cables; Connections for electric lines; Couplings, electric; Covers for smartphones; Covers for tablet computers; Electric cables and wires; Electrical adapters; Electrical connectors; Electrical plugs and sockets; Hand-held electronic dictionaries; Head-clip ce...